Ryu (SSB4) - SmashWiki, the Super Smash Bros. wiki

Ryu is a playable character in Super Smash Bros. 4. Initially leaked via data mining of update 1.0.6, his appearance in the series was formally announced alongside Roy during a Nintendo Direct on June 14th, 2015, and he was made available that same day as downloadable content alongside Lucas

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Ryu (SSBU) - SmashWiki, the Super Smash Bros. wiki